We have several web servers. On each of these servers there can be ~250 web sites. I need to add a HTTP check for each site on each server. Each site has a reserved host header that we know can always ...

I'm querying some signal level values measured in dBm, and the SNMP host on the remove device reports the values as negative values, ie, -90 dBm. However, check-snmp seems to be incapable of dealing ...

I have a weird situation going on with an open network port. My main question is, why would there not be a program associated with an open TCP port:
netstat -ln --program
Active Internet connections ...

I'm currently having a look at Opsview, which looks quiet good.
I downloaded the virtual appliance to make some tests and at the
moment I'm a bit stuck on a part which I considered to be very easy.
I ...